SKF BR930777 Axle Bearing and Hub Assembly - Front or Rear

Reliable Axle Bearing and Hub Assembly for Select GM and Saab Models

The SKF BR930777 axle bearing and hub assembly is engineered to meet the precise specifications required for various Buick, Cadillac, Chevrolet, GMC, and Saab vehicles. Designed with exacting dimensions, this component ensures proper fit and function for models such as the Chevrolet Malibu, Buick LaCrosse, and Saab 9-5.

• Inside Diameter: 1.328 inches for accurate axle fitment
• Wheel Pilot Diameter: 2.631 inches ensuring secure wheel alignment
• Brake Pilot Diameter: 2.650 inches for proper brake component seating
• Hub Pilot Diameter: 3.592 inches to maintain hub stability
• Flange Shape: Triangular design for optimized mounting
• Flange Offset: 1.655 inches to accommodate vehicle-specific geometry
• Flange Diameter: 6.181 inches for compatibility with OEM specifications

Detailed Product Description

The SKF BR930777 axle bearing and hub assembly is manufactured to provide consistent performance and durability in driveline and axle applications. Its precise inside diameter of 1.328 inches ensures a secure fit on the axle shaft, while the wheel pilot diameter of 2.631 inches supports proper wheel centering. The brake pilot diameter of 2.650 inches allows for accurate brake rotor alignment, critical for braking efficiency. The hub pilot diameter of 3.592 inches maintains the hub's position relative to the vehicle's spindle, reducing vibration and wear. The triangular flange shape and 1.655-inch flange offset are designed to match the mounting requirements of specific GM and Saab models, including the Chevrolet Equinox and GMC Terrain. With a flange diameter of 6.181 inches, this assembly meets OEM standards for hub mounting surfaces.

Compatible Vehicle Applications

• Buick LaCrosse and Regal
• Cadillac XTS
• Chevrolet Malibu, Malibu Limited, Impala, and Equinox
• GMC Terrain
• Saab 9-5

Common Issues Addressed by This Hub Assembly

• Wheel bearing noise or roughness during rotation
• Excessive play or looseness in the wheel hub
• Uneven brake rotor wear due to misalignment
• Vibration or wobbling at the wheel during driving
• Failure of original hub assembly components due to wear

Installation Notes and Tips

Ensure the axle shaft and spindle surfaces are clean and free of debris before installation. Verify that the inside diameter of 1.328 inches matches the axle shaft for a proper press fit. Use appropriate tools to press the hub assembly onto the axle without damaging the bearing. Confirm that the flange shape and offset align correctly with the vehicle’s mounting points. After installation, torque all fasteners to manufacturer specifications and check for smooth wheel rotation without binding.

Quality Assurance and Warranty

SKF manufactures the BR930777 axle bearing and hub assembly to meet stringent quality standards, ensuring reliable performance and durability. While specific warranty details are not provided, SKF products typically undergo rigorous testing to comply with OEM requirements for driveline components.